"Cybersecurity experts also note that this legislation would do little, if anything, to thwart data breaches. "I'm not aware of a single computer security researcher or practitioner who has…gotten up and said this sort of information sharing will meaningfully reduce the likelihood of attack or the severity of breaches or any of the sorts of things you'd want to address," says Jonathan Mayer, a computer scientist and scholar at the Center for Internet and Society at Stanford University."